Datums for 9452378, Boat Harbor


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9452378, Boat Harbor
Status: Superseded (Apr 17 2003) (Accepted Sep 20 1999)
Units: Feet
Control Station: 9452210 Juneau, AK
T.M.: 135
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW16.11Mean Higher-High Water
MHW15.16Mean High Water
MTL8.35Mean Tide Level
MSL8.47Mean Sea Level
DTL8.04Mean Diurnal Tide Level
MLW1.53Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND4.51Station Datum
GT16.11Great Diurnal Range
MN13.63Mean Range of Tide
DHQ0.95Mean Diurnal High Water Inequality
DLQ1.53Mean Diurnal Low Water Inequality
HWI9.81Greenwich High Water Interval (in hours)
LWI3.80Greenwich Low Water Interval (in hours)
Max TideHighest Observed Tide
Max Tide Date & Time Highest Observed Tide Date & Time
Min TideLowest Observed Tide
Min Tide Date & Time Lowest Observed Tide Date & Time
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
04/27/1999 - 05/03/1999




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